نتایج جستجو برای: pdd
تعداد نتایج: 1228 فیلتر نتایج به سال:
Abstract. The interest in organic nitrogen and particularly quantifying studying the fate of amino acids (AAs) has been growing atmospheric-science community. However very little is known about biotic abiotic transformation mechanisms clouds. In this work, we measured biotransformation rates 18 with four bacterial strains (Pseudomonas graminis PDD-13b-3, Rhodococcus enclensis PDD-23b-28, Sphing...
Pervasive developmental disorder-not otherwise specified (PDD-NOS) is the most common and least satisfactory of the PDD diagnoses. It is not formally operationalized, which limits its reliability and has hampered attempts to assess its validity. We aimed, first, to improve the reliability and replicability of PDD-NOS by operationalizing its DSM-IV-TR description and, second, to test its validit...
Parkinson’s disease with dementia (PDD) and dementia with Lewy bodies (DLB) are common clinical dementias characterized neuropathologically by the presence of cortical Lewy body pathology and with distinct clinical and neurobiological similarities. Importantly, genetic factors seem to play a key role in the pathogenesis of Parkinson’s disease. In the current article, we examine the evidence for...
BACKGROUND People with Parkinson's disease (PD) have an increased risk of developing dementia (PDD), which often has clinical features similar to dementia with Lewy bodies (DLB). Whilst perfusion studies have shown parieto-occipital hypoperfusion in DLB and PDD relative to controls, there have not been any longitudinal studies of perfusion changes in PDD and DLB. METHODS In this study, we mea...
The aims of this study were to investigate whether subtle PDD symptoms in the context of ADHD are transmitted in families independent of ADHD, and whether PDD symptom familiality is influenced by gender and age. The sample consisted of 256 sibling pairs with at least one child with ADHD and 147 healthy controls, aged 5-19 years. Children who fulfilled criteria for autistic disorder were exclude...
OBJECTIVE To assess the diagnostic accuracy and safety of photodynamic diagnosis (PDD) in upper urinary tract urothelial carcinoma (UUTUC). MATERIALS AND METHODS A systematic literature search was conducted. Included studies were assessed for the risks of bias and quality using appropriate tools. Dedicated data extraction forms were used. Diagnostic accuracy in terms of sensitivity and specif...
BACKGROUND Numerous studies have demonstrated that patients with Parkinson's disease (PD) have a higher prevalence of substantia nigra (SN) hyperechogenicity compared with controls. Our aim was to explore the neuroimaging characteristics of transcranial sonography (TCS) of patients with PD and those with PD with dementia (PDD). The correlation between the echogenicity of the SN and clinical sym...
BACKGROUND Despite widely adopted standard methods for follow-up including cystoscopy plus cytology, recurrence rates of non muscle-invasive bladder cancer (NMIBC) have not improved over the past decades, still ranging from 60% through 70%. Hence, widely acceptable surveillance strategies with excellent sensitivity are needed. Early recurrence has led to the development of a novel cystoscopy te...
BACKGROUND Several lines of evidence suggest that dysfunction of the dorsolateral prefrontal cortex (DLPFC) and orbitofrontal cortex (OFC) contributes to the pathophysiology of pervasive developmental disorders (PDD). The purpose of this study was to investigate neuropsychological dysfunctions in both the DLPFC and OFC of children and adolescents with high-functioning PDD. METHODS The Iowa ga...
Described here is the Plastic Domain Decomposition (PDD) Method for parallel elasticplastic finite element computations related to Soil–Foundation–Structure Interaction (SFSI) problems. The PDD provides for efficient parallel elastic-plastic finite element computations steered by an adaptable, runtime repartitioning of the finite element domain. The adaptable repartitioning aims at balancing co...
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